11edf0625a631c8dfee6a8ea4cc4b49d6780589dd7ff29486ec657b2419e325e

Analysis

max time kernel
93s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2024, 05:01

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General

Target

87e3fe52f7ef580ece2d7766a5eb0e10N.exe
Size

134KB
MD5

87e3fe52f7ef580ece2d7766a5eb0e10
SHA1

6b0f75682bbc3d7ca5be57e208c6c198681569d7
SHA256

11edf0625a631c8dfee6a8ea4cc4b49d6780589dd7ff29486ec657b2419e325e
SHA512

6e9365323efea055b9c0d89b1a5d266b031f8299cc4be285d57428bf5f740f1858a64b632133b4e576c409064b4b19b8fed20f8743b338542555d9b86444ced2
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QR:riAyLN9aa+9U2rW1ip6pr2At7NZuQR

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3644	WwanSvc.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4676-0-0x0000000000D60000-0x0000000000D88000-memory.dmp	upx
behavioral2/files/0x00080000000234bf-3.dat	upx
behavioral2/memory/4676-4-0x0000000000D60000-0x0000000000D88000-memory.dmp	upx
behavioral2/memory/3644-6-0x00000000000C0000-0x00000000000E8000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	87e3fe52f7ef580ece2d7766a5eb0e10N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 3644	4676	87e3fe52f7ef580ece2d7766a5eb0e10N.exe	82
PID 4676 wrote to memory of 3644	4676	87e3fe52f7ef580ece2d7766a5eb0e10N.exe	82
PID 4676 wrote to memory of 3644	4676	87e3fe52f7ef580ece2d7766a5eb0e10N.exe	82

C:\Users\Admin\AppData\Local\Temp\87e3fe52f7ef580ece2d7766a5eb0e10N.exe
"C:\Users\Admin\AppData\Local\Temp\87e3fe52f7ef580ece2d7766a5eb0e10N.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4676
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:3644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
ba1b4be3ee39dfeb1c15a8877a73b6a4

SHA1
51f63745b80fce8862ac6a1f5f93978e73ee8798

SHA256
a7c481cc7a0462b4107cc62a51411f7c0ffd04afb2acd54870dcc897507edaa5

SHA512
435bd564c8e70ff2d3cae5ab77db81d94500ad6013de0f8072087e633893820fc41e41cbb03e44318cf676531da044f2ef382593f83376fe57b20fb4c7a6b6fa

Download Submit
memory/3644-6-0x00000000000C0000-0x00000000000E8000-memory.dmp

Filesize
160KB

Download
memory/4676-0-0x0000000000D60000-0x0000000000D88000-memory.dmp

Filesize
160KB

Download
memory/4676-4-0x0000000000D60000-0x0000000000D88000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads